Home / 102,010.71-153,003.88-27,136.33

Finding the Fourth Proportional to 102,010.71, 153,003.88 and 27,136.33

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Solution

The fourth proportional to 102,010.71, 153,003.88 and 27,136.33 is: 40,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,010.71 : 153,003.88 = 27,136.33 : x
  2. Step 2: Convert to fraction form
    102,010.71/153,003.88 = 27,136.33/x
  3. Step 3: Cross multiply
    102,010.71x = 153,003.88 × 27,136.33
  4. Step 4: Simplify right side
    102,010.71x = 4,151,963,778.96
  5. Step 5: Solve for x
    x = 4,151,963,778.96/102,010.71
  6. Step 6: Final answer
    x = 40,701.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.